$ git clone -n https://src.fedoraproject.org/rpms/nss-mdns.git /var/lib/mock/f31-build-63640-29414/root/chroot_tmpdir/scmroot/nss-mdns
Cloning into '/var/lib/mock/f31-build-63640-29414/root/chroot_tmpdir/scmroot/nss-mdns'...
$ git reset --hard 47734c92fd925f0988b9064a361ebf707eacdd7b
HEAD is now at 47734c9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild